Pith Number

pith:WGBWVTK6

pith:2001:WGBWVTK66DZTTE75KFOBW4H6PI

not attested not anchored not stored refs pending

Cosmic Inversion: Reconstructing primordial spectrum from CMB anisotropy

Jun'ichi Yokoyama, Makoto Matsumiya, Misao Sasaki

arxiv:astro-ph/0111549 v1 · 2001-11-29 · astro-ph

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WGBWVTK66DZTTE75KFOBW4H6PI}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-07-04T15:54:06.072713Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b1836acd5ef0f33993fd515c1b70fe7a0851f7833f8c7a762d590dda42e993c5

Aliases

arxiv: astro-ph/0111549 · arxiv_version: astro-ph/0111549v1 · doi: 10.48550/arxiv.astro-ph/0111549 · pith_short_12: WGBWVTK66DZT · pith_short_16: WGBWVTK66DZTTE75 · pith_short_8: WGBWVTK6

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/WGBWVTK66DZTTE75KFOBW4H6PI \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: b1836acd5ef0f33993fd515c1b70fe7a0851f7833f8c7a762d590dda42e993c5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d97b73c6bb5cf790ef0591c40e5cdcfa9544e060c727ac73051c1651f40aaaa4",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2001-11-29T08:37:01Z",
    "title_canon_sha256": "fce11b23c7e25056278bbeea622695f751eaa704a36919442dac336932811f62"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0111549",
    "kind": "arxiv",
    "version": 1
  }
}